| 1 |
A symbiotic relationship in whihc both speciesl get benefit is called. |
- A. Commensalism
- B. Hebitate
- C. Mutualism
- D. Symbiosis
|
| 2 |
Nucleus is a part of cell, which ................ the whole cell actively. |
- A. Operate
- B. Control
- C. Observe
- D. Functionale
|
| 3 |
The product fo the reaction between zinc and dilute sulphuric acid are. |
- A. Zinc oxide and water
- B. Zinc sulphide and water
- C. Zinc sulphate and hydrogen
- D. Zinc sulphide and hydrogen
|
| 4 |
Before mitosis, sets of chromosomes are. |
- A. Two
- B. Three
- C. Four
- D. Five
|
| 5 |
Consumers that actively hunt other organism are called. |
- A. Prey
- B. Competitor
- C. Predator
- D. Symbiont
|
| 6 |
In dilute HCl blue litmus turns. |
- A. Orange
- B. Yellow
- C. Red
- D. Pink
|
| 7 |
There are ......... types of reflection |
|
| 8 |
Pressure = |
- A. Force /Area
- B. Area/force
- C. Area x Force
- D. Area + force
|
| 9 |
An electric current in a conductor is ude to the flow of. |
- A. Positive ions
- B. Negative ions
- C. Positive charge
- D. Free electrons
|
| 10 |
Bright stars may appear dim stars because they are. |
- A. Old star
- B. New star
- C. Far away from Earth
- D. Close to the Earth
|